Bromine evaporation and separation device

Abstract

The utility model discloses a bromine evaporation separation device, relates to bromine purification technical field, including evaporation tank and separation tank, the separation tank is provided right above the evaporation tank, the evaporation tank includes heating evaporation bin, blast bin and gas export bin, blast bin is provided between heating evaporation bin and gas export bin. Air is blown into the air inlet pipeline through the air blower, sequentially passes through the air guide pipeline and the air inlet bin body and is blown into the air outlet from the air outlet in the air outlet plate, the flow speed of the air in the evaporation tank is increased, a saturated steam layer is blown open, and the saturated steam is guided into the separation tank through the air guide-out bin. Therefore, the bromine in the mixed liquid can be efficiently transferred from the liquid phase to the gas phase, and the evaporation rate of the bromine evaporation separation device is stabilized.

Description

TECHNICAL FIELD

[0001] The utility model relates to bromine purification technical field especially relates to a bromine evaporation separation device. BACKGROUND

[0002] The bromine evaporation separation device is based on the physical and chemical properties of bromine, uses the technical means of evaporation separation, separates bromine in the bromine-containing raw material liquid in the gaseous form, and further cools and condenses into liquid bromine, so as to realize the device of bromine separation and purification from other impurities.

[0003] As the patent publication number CN118320441B discloses an evaporation separation device for bromine purification, which comprises a base, the top of the base is provided with an evaporation mechanism for heating and evaporating bromine in crude bromine, the top of the base is also provided with a plurality of condensing mechanisms for liquefying gaseous bromine, and the plurality of condensing mechanisms are connected with the evaporation mechanism through a communication mechanism; the condensing mechanism comprises a condensing tank with an open bottom, two vertically lifting cylinders, a sliding plate and a cooling cylinder are sequentially arranged in the condensing tank from top to bottom, the sliding plate is in sliding sealing connection with the inner wall of the condensing tank, two lifting rods are fixedly connected to the top of the sliding plate, and the top ends of the two lifting rods extend into the two lifting cylinders.

[0004] However, the bromine vapor generated by the existing bromine evaporation separation device during bromine evaporation is prone to accumulate locally above the liquid surface, forming a saturated vapor layer, which reduces the concentration difference between the bromine liquid and the gas, inhibits the transfer of bromine from the liquid phase to the gas phase, and reduces the evaporation rate of the existing bromine evaporation separation device. UTILITY MODEL CONTENTS

[0005] The utility model aims at solving the problem of the existing bromine evaporation separation device in the prior art, which is prone to accumulate bromine vapor locally above the liquid surface during bromine evaporation, forming a saturated vapor layer and reducing the evaporation rate of the existing bromine evaporation separation device, and proposes a bromine evaporation separation device.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a bromine evaporation separation device, comprising an evaporation tank and a separation tank, the separation tank is arranged directly above the evaporation tank, the evaporation tank comprises a heating evaporation bin, a blast bin and a gas outlet bin, the blast bin is arranged between the heating evaporation bin and the gas outlet bin, the blast bin comprises an air inlet bin body, an air outlet plate and a plurality of air guide pipes, one end of the plurality of air guide pipes is fixedly connected to the outside of the air inlet bin body, the air outlet plate is fixedly installed on the inside of the air inlet bin body, and a plurality of air outlets are uniformly arranged in the inside of the air outlet plate.

[0007] Preferably, the other end of the plurality of air guide pipes is fixedly connected with an air inlet assembly.

[0008] Preferably, the air inlet assembly comprises an air inlet pipe, an electrically controlled valve and a blower, and one end of the plurality of air guide pipes is fixedly connected to the outside of the air inlet pipe.

[0009] Preferably, the electrically controlled valve is fixedly connected to the input end of the air inlet pipe, and the output end of the blower is fixedly connected to the input end of the electrically controlled valve.

[0010] Preferably, the heating evaporation chamber comprises an evaporation chamber body and a heating platform, the heating platform is fixedly installed at the bottom end of the evaporation chamber body, and a plurality of heating resistance rods are fixedly installed in the heating platform.

[0011] Preferably, the gas outlet chamber comprises an outlet chamber body and a filter screen, and the filter screen is arranged in the outlet chamber body.

[0012] Preferably, the inside of the outlet chamber body is fixedly connected with a supporting ring, a plurality of positioning rods are fixedly connected to one side of the supporting ring in a ring-shaped arrangement, the plurality of positioning rods are movably penetrated into the edges of the filter screen, and a positioning bolt is threadedly connected to one end of the plurality of positioning rods.

[0013] Compared with the prior art, the advantages and positive effects of the utility model are that:

[0014] 1. In the utility model, the blower blows gas into the inside of the air inlet pipe, and then through the air guide pipe and the air inlet chamber body, and into the inside of the air outlet from the air outlet of the air outlet plate, so as to accelerate the flow rate of the gas in the evaporation tank, blow away the saturated steam layer, and guide the gas into the inside of the separation tank through the gas outlet chamber, thereby ensuring that the bromine in the mixed liquid can be efficiently transferred from the liquid phase to the gas phase, and stabilizing the evaporation rate of the bromine evaporation and separation device.

[0015] 2. In the utility model, the bromine vapor needs to pass through the filter screen in the gas outlet chamber, the filter screen is a HEPA filter screen, and larger particle impurities can be directly intercepted on the filter screen fibers, thereby preliminarily filtering the bromine vapor, screening out the solid impurities in the bromine vapor, facilitating the separation of the bromine vapor in the separation tank, and improving the purity of the extracted bromine in the bromine evaporation and separation device. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 A three-dimensional structure schematic diagram of the bromine evaporation and separation device is provided for the utility model;

[0017] Figure 2 A connection relationship schematic diagram between the air blowing chamber and the air inlet assembly in the bromine evaporation and separation device is provided for the utility model;

[0018] Figure 3 An internal structure schematic view of the evaporation tank in the bromine evaporation separation device is provided for the utility model.

[0019] Figure 4 A three-dimensional structure schematic view of the gas leading-out bin in the bromine evaporation separation device is provided for the utility model.

[0020] Legend: 1, evaporation tank; 11, heating evaporation bin; 111, evaporation bin body; 112, heating table; 113, heating resistance rod; 12, air blowing bin; 121, air inlet bin body; 122, air outlet plate; 123, air guide pipeline; 124, air outlet; 13, gas leading-out bin; 131, leading-out bin body; 132, filter screen; 133, supporting ring; 134, positioning rod; 135, positioning bolt; 2, separation tank; 3, air inlet assembly; 31, air inlet pipeline; 32, electric control valve; 33, air blower. DETAILED DESCRIPTION

[0021] In order to more clearly understand the above purpose, features and advantages of the utility model, the utility model will be further described below in combination with the drawings and examples. It should be noted that the examples and features in the examples of the present application can be combined with each other without conflict.

[0022] In the following description, many specific details are set forth in order to provide a thorough understanding of the present application, however, the present application can also be practiced in other ways different from those described herein, therefore, the present application is not limited to the specific examples disclosed in the following description.

[0023] Example one

[0024] As Figures 1-4The utility model provides a kind of bromine evaporation separation device, including evaporation tank 1 and separation tank 2, separation tank 2 is set in the just above evaporation tank 1, evaporation tank 1 includes heating evaporation bin 11, air blast bin 12 and gas export bin 13, air blast bin 12 is set between heating evaporation bin 11 and gas export bin 13, air blast bin 12 includes air inlet bin body 121, air outlet plate 122 and several air guide ducts 123, one end of several air guide ducts 123 is fixedly connected in the outside of air inlet bin body 121, air outlet plate 122 is fixedly installed in the inside of air inlet bin body 121, several air outlet openings 124 are evenly provided in the inside of air outlet plate 122, the other end of several air guide ducts 123 is fixedly connected with air inlet component 3, air inlet component 3 includes air inlet duct 31, electric control valve 32 and air blower 33, one end of several air guide ducts 123 is fixedly connected in the outside of air inlet duct 31, electric control valve 32 is fixedly connected in the input end of air inlet duct 31, the output end of air blower 33 is fixedly connected in the input end of electric control valve 32, heating evaporation bin 11 includes evaporation bin body 111 and heating platform 112, heating platform 112 is fixedly installed in the bottom end of evaporation bin body 111, several heating resistance rods 113 are fixedly installed in the inside of heating platform 112.

[0025] The specific settings and effects of the embodiment will be described below, the mixed liquid containing bromine is introduced into the inside of evaporation tank 1, the heating resistance rod 113 in heating evaporation bin 11 heats the mixed liquid, so that bromine in the mixed liquid evaporates into bromine vapor, at this time, bromine vapor accumulates locally above the liquid surface and forms a saturated vapor layer, start air blower 33 and open electric control valve 32, air blower 33 blows gas into the inside of air inlet duct 31, and in turn passes through air guide duct 123 and air inlet bin body 121, and is blown into the inside of air outlet opening 124 from air outlet opening 124 on air outlet plate 122, to accelerate the flow rate of gas in the inside of evaporation tank 1, so that the saturated vapor layer is blown open, and is introduced into the inside of separation tank 2 through gas export bin 13, so as to ensure that bromine in the mixed liquid can be efficiently transferred from liquid phase to gas phase, and stabilize the evaporation rate of the bromine evaporation separation device.

[0026] Example two

[0027] As Figure 1 - Figure 4As shown, a bromine evaporation separation device includes an evaporation tank 1 and a separation tank 2, the separation tank 2 is arranged directly above the evaporation tank 1, the evaporation tank 1 includes a heating evaporation bin 11, a blast bin 12 and a gas outlet bin 13, the blast bin 12 is arranged between the heating evaporation bin 11 and the gas outlet bin 13, the blast bin 12 includes an air inlet bin body 121, an air outlet plate 122 and a plurality of air guide pipes 123, one end of the plurality of air guide pipes 123 is fixedly connected to the outside of the air inlet bin body 121, the air outlet plate 122 is fixedly installed on the inside of the air inlet bin body 121, a plurality of air outlets 124 are uniformly arranged in the inside of the air outlet plate 122, the gas outlet bin 13 includes a gas outlet bin body 131 and a filter screen 132, the filter screen 132 is arranged in the inside of the gas outlet bin body 131, a supporting ring 133 is fixedly connected to the inside of the gas outlet bin body 131, a plurality of positioning rods 134 are fixedly connected to one side of the supporting ring 133 in a ring arrangement, the plurality of positioning rods 134 are movably penetrated into the edges of the filter screen 132, and a positioning bolt 135 is threadedly connected to one end of the plurality of positioning rods 134.

[0028] The effect of the whole embodiment is that when the bromine vapor passes through the gas outlet bin 13, the bromine vapor needs to pass through the filter screen 132 in the gas outlet bin 13, the filter screen 132 is a HEPA filter screen, larger particle impurities can be directly impacted on the filter screen fibers and intercepted, thereby preliminarily filtering the bromine vapor, screening out solid impurities in the bromine vapor, facilitating the separation tank 2 to perform the separation operation on the bromine vapor, and improving the purity of bromine extracted by the bromine evaporation separation device.

[0029] The use method and working principle of the device are as follows: the mixed liquid containing bromine is introduced into the inside of the evaporation tank 1, the heating resistance rod 113 in the heating evaporation bin 11 heats the mixed liquid, so that the bromine in the mixed liquid evaporates into bromine vapor, at this time, the bromine vapor locally accumulates above the liquid surface and forms a saturated vapor layer, the air blower 33 is started and the electric control valve 32 is opened, the air blower 33 blows gas into the inside of the air inlet pipe 31, and then passes through the air guide pipe 123 and the air inlet bin body 121 in sequence, and is blown into the inside of the air outlet 124 through the air outlet 124 on the air outlet plate 122, so as to accelerate the flow rate of the gas in the inside of the evaporation tank 1, so that the saturated vapor layer is blown away and introduced into the inside of the separation tank 2 through the gas outlet bin 13; when the bromine vapor passes through the gas outlet bin 13, the bromine vapor needs to pass through the filter screen 132 in the gas outlet bin 13, the filter screen 132 is a HEPA filter screen, larger particle impurities can be directly impacted on the filter screen fibers and intercepted, thereby preliminarily filtering the bromine vapor, screening out solid impurities in the bromine vapor.

[0030] The above are only the preferred embodiments of the present application, and are not intended to limit the present application in other forms, and any skilled person in the art can change or modify the above disclosed technology content to equivalent embodiments with equivalent changes applied to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the present application without departing from the technical scheme of the present application still fall within the protection scope of the present application.

Claims

1. A bromine evaporation and separation apparatus, comprising an evaporator (1) and a separation tank (2), wherein the separation tank (2) is disposed directly above the evaporator (1), characterized in that: The evaporator (1) includes a heating evaporation chamber (11), a blower chamber (12), and a gas outlet chamber (13). The blower chamber (12) is located between the heating evaporation chamber (11) and the gas outlet chamber (13). The blower chamber (12) includes an air inlet chamber (121), an air outlet plate (122), and several air guide pipes (123). One end of the several air guide pipes (123) is fixedly connected to the outside of the air inlet chamber (121). The air outlet plate (122) is fixedly installed on the inside of the air inlet chamber (121). Several air outlets (124) are evenly opened inside the air outlet plate (122).

2. The bromine evaporation and separation apparatus according to claim 1, characterized in that: The other end of several of the air ducts (123) is fixedly connected to an air inlet assembly (3).

3. The bromine evaporation and separation apparatus according to claim 2, characterized in that: The air intake assembly (3) includes an air intake duct (31), an electrically controlled valve (32), and a blower (33), with one end of several air guide ducts (123) fixedly connected to the outside of the air intake duct (31).

4. The bromine evaporation and separation apparatus according to claim 3, characterized in that: The electrically controlled valve (32) is fixedly connected to the input end of the air inlet pipe (31), and the output end of the blower (33) is fixedly connected to the input end of the electrically controlled valve (32).

5. The bromine evaporation and separation apparatus according to claim 1, characterized in that: The heating evaporation chamber (11) includes an evaporation chamber body (111) and a heating platform (112). The heating platform (112) is fixedly installed at the bottom of the evaporation chamber body (111), and several heating resistance rods (113) are fixedly installed inside the heating platform (112).

6. The bromine evaporation and separation apparatus according to claim 1, characterized in that: The gas outlet chamber (13) includes an outlet chamber body (131) and a filter screen (132), the filter screen (132) being disposed inside the outlet chamber body (131).

7. The bromine evaporation and separation apparatus according to claim 6, characterized in that: The interior of the outlet chamber (131) is fixedly connected to a support ring (133). On one side of the support ring (133), several positioning rods (134) are fixedly connected in a ring arrangement. The several positioning rods (134) are respectively movably inserted through the edge of the filter screen (132). One end of the several positioning rods (134) is threadedly connected to a positioning bolt (135).

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